| 摘要 |
PROBLEM TO BE SOLVED: To facilitate assembly, improve assembling workability while preventing assembling error, and improve installation workability by facilitating installation.SOLUTION: A left seat installation rail-type inner floor bracket 11 and a right seat installation rail-type outer floor bracket 14 have the same external shape as a left seat installation rail-type outer floor bracket 12 and a right seat installation rail-type inner floor bracket 13. The right and left seat installation rail-type inner floor brackets 11, 13 respectively have positioning holes 17 formed at the same position in a longitudinal direction of a rail. The right and left seat installation rail-type outer floor brackets 12, 14 respectively have positioning holes 18 formed at the same position displaced properly from the positioning holes 17 of the right and left seat installation rail-type inner floor brackets 11, 13 in the longitudinal direction of the rail. |
